/* Zihin Gezgini - Premium Minimalist Stylesheet */

/* Design Tokens */
:root {
  --color-bg: #FAF6F0;       /* Sıcak fildişi kâğıt rengi */
  --color-card-bg: #FCFAF5;  /* Daha açık kâğıt tonu */
  --color-text-main: #2C2A29; /* Soft kömür siyahı */
  --color-text-muted: #736E6A;/* Küllü gri */
  --color-accent: #8E7C68;    /* Muted bronz/toprak rengi */
  --color-accent-light: #EBE4DA;
  --color-border: #E8E1D5;
  --max-width: 900px;
  --max-width-article: 680px;
  
  --font-serif: 'Lora', 'Georgia', serif;
  --font-display: 'Playfair Display', serif;
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
}

body.dark-theme {
  --color-bg: #1B1816;       /* Soft dark brown/charcoal (analog dark theme) */
  --color-card-bg: #24201E;  /* Slightly lighter warm dark brown */
  --color-text-main: #EAE3D9; /* Warm ivory/cream text */
  --color-text-muted: #A0968C;/* Warm muted gray */
  --color-accent: #C4B097;    /* Warm gold/bronze */
  --color-accent-light: #2D2724;
  --color-border: #322A26;
}

/* Reset */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--color-bg);
  color: var(--color-text-main);
  font-family: var(--font-serif);
  font-size: 18px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  position: relative;
  min-height: 100vh;
}

/* Subtle Paper Grain Effect */
.paper-texture {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.04;
  background-image: radial-gradient(var(--color-text-main) 1px, transparent 0),
                    radial-gradient(var(--color-text-main) 1px, transparent 0);
  background-size: 8px 8px;
  background-position: 0 0, 4px 4px;
}

/* Container */
.app-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 40px 24px;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Header */
.site-header {
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 30px;
  margin-bottom: 50px;
  text-align: center;
}

.logo-link {
  text-decoration: none;
  color: var(--color-text-main);
  display: inline-block;
}

.site-title {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 500;
  letter-spacing: -1px;
  margin-bottom: 8px;
  transition: opacity 0.2s ease;
}

.logo-link:hover .site-title {
  opacity: 0.8;
}

.site-tagline {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.05rem;
  color: var(--color-text-muted);
  margin-bottom: 24px;
}

.site-nav {
  display: flex;
  justify-content: center;
  gap: 30px;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.nav-link {
  color: var(--color-text-muted);
  text-decoration: none;
  padding: 6px 0;
  position: relative;
  transition: color 0.2s ease;
}

.nav-link:hover, .nav-link.active {
  color: var(--color-text-main);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background-color: var(--color-accent);
  transition: width 0.3s ease;
}

.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

.admin-link {
  color: var(--color-accent);
  font-weight: 600;
}

.theme-toggle-btn {
  background: none;
  border: 1px solid var(--color-border);
  color: var(--color-text-main);
  cursor: pointer;
  padding: 0 10px;
  border-radius: 12px;
  font-size: 0.95rem;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-sans);
}

.theme-toggle-btn:hover {
  background-color: var(--color-accent-light);
  border-color: var(--color-accent);
}

.admin-link::after {
  display: none;
}

/* Content Views */
.content-view {
  display: none;
  flex: 1;
}

.content-view.active {
  display: block;
  animation: fadeIn 0.4s ease-out forwards;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Search Box */
.search-container {
  position: relative;
  max-width: 280px;
  margin: 0 auto 30px;
}

#search-input {
  width: 100%;
  padding: 8px 36px 8px 12px;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  background-color: transparent;
  border: none;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text-main);
  outline: none;
  transition: border-bottom-color 0.25s ease;
  text-align: center;
}

#search-input:focus {
  border-bottom-color: var(--color-accent);
}

.search-submit-btn {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  cursor: pointer;
  padding: 4px;
  transition: color 0.2s ease;
}

.search-submit-btn:hover {
  color: var(--color-accent);
}

/* Posts Filter */
.posts-filter {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.filter-btn {
  background: none;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  padding: 6px 16px;
  border-radius: 20px;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.filter-btn:hover, .filter-btn.active {
  background-color: var(--color-accent-light);
  border-color: var(--color-accent);
  color: var(--color-text-main);
}

/* Posts Grid */
.posts-grid {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.loading-placeholder {
  text-align: center;
  padding: 60px 0;
  color: var(--color-text-muted);
  font-style: italic;
}

/* Post Card (Ultra-minimalist typographic list) */
.post-card {
  background-color: transparent;
  border: none;
  border-bottom: 1px solid var(--color-border);
  border-radius: 0;
  overflow: visible;
  display: flex;
  flex-direction: column;
  gap: 6px;
  text-decoration: none;
  color: var(--color-text-main);
  transition: border-color 0.2s ease;
  height: auto;
  padding-bottom: 20px;
}

.post-card:hover {
  transform: none;
  box-shadow: none;
  border-bottom-color: var(--color-accent);
}

.card-img-container {
  display: none; /* Hide images completely on the homepage index */
}

.card-content {
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.card-category {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--color-accent);
  letter-spacing: 1px;
}

.card-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  line-height: 1.35;
  font-weight: 500;
  transition: color 0.2s ease;
}

.post-card:hover .card-title {
  color: var(--color-accent);
}

.card-date {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

/* Post Detail View */
.post-detail {
  max-width: var(--max-width-article);
  margin: 0 auto;
}

.post-header-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 30px;
}

.post-back-btn {
  background: none;
  border: none;
  color: var(--color-text-muted);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 0;
  transition: color 0.2s ease;
}

.post-back-btn:hover {
  color: var(--color-text-main);
}

.font-size-adjuster {
  display: flex;
  gap: 8px;
}

.font-size-adjuster button {
  background: none;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  padding: 4px 10px;
  border-radius: 4px;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.font-size-adjuster button:hover {
  color: var(--color-text-main);
  border-color: var(--color-accent);
  background-color: var(--color-accent-light);
}

.post-meta {
  margin-bottom: 24px;
}

.post-detail-category {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--color-accent);
  letter-spacing: 1px;
  margin-bottom: 8px;
}

.post-detail-title {
  font-family: var(--font-display);
  font-size: 2.5rem;
  line-height: 1.25;
  font-weight: 500;
  margin-bottom: 16px;
}

.post-meta-sub {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  color: var(--color-text-muted);
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.post-listen-btn {
  color: var(--color-accent) !important;
  text-decoration: none !important;
  font-weight: 500;
  transition: color 0.2s ease;
}

.post-listen-btn:hover {
  color: var(--color-text-main) !important;
}

.post-share-btn {
  background: none;
  border: none;
  color: var(--color-accent);
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  padding: 0;
  transition: color 0.2s ease;
}

.post-share-btn:hover {
  color: var(--color-text-main);
}

.post-featured-img {
  width: 100%;
  height: auto;
  border-radius: 4px;
  border: 1px solid var(--color-border);
  margin-bottom: 40px;
  display: block;
}

.post-body img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 32px auto;
  border-radius: 4px;
  border: 1px solid var(--color-border);
}

.post-body figure {
  margin: 32px 0;
  width: 100% !important;
}

.post-body figure img {
  margin: 0;
  width: 100%;
  height: auto;
}

.post-body {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  line-height: 1.85;
}

/* Article Styling */
.post-body p {
  margin-bottom: 24px;
}

.post-body a, .post-body a:visited, .about-container a, .about-container a:visited {
  color: var(--color-accent);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color 0.2s ease, text-decoration-color 0.2s ease;
}

.post-body a:hover, .about-container a:hover {
  color: var(--color-text-main);
  text-decoration-color: var(--color-text-main);
}

.post-body blockquote {
  font-family: var(--font-display);
  font-size: 1.35rem;
  border-left: 3px solid var(--color-accent);
  padding-left: 24px;
  font-style: italic;
  color: var(--color-accent);
  margin: 35px 0;
  line-height: 1.55;
}

.post-body h2, .post-body h3 {
  font-family: var(--font-display);
  font-weight: 500;
  margin: 40px 0 20px;
  line-height: 1.3;
}

.post-body h2 {
  font-size: 1.8rem;
}

.post-body h3 {
  font-size: 1.4rem;
}

.post-body ul, .post-body ol {
  margin-bottom: 24px;
  padding-left: 24px;
}

.post-body li {
  margin-bottom: 8px;
}

.post-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 30px 0;
  font-family: var(--font-sans);
  font-size: 0.9rem;
}

.post-body th, .post-body td {
  border: 1px solid var(--color-border);
  padding: 10px 12px;
  text-align: left;
}

.post-body th {
  background-color: var(--color-accent-light);
  font-weight: 600;
}

/* Subscribe Section (Substack Integration) */
.post-subscribe-section {
  margin: 50px 0 20px;
  padding: 30px;
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  text-align: center;
}

.post-subscribe-section h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  margin-bottom: 10px;
  color: var(--color-text-main);
  font-weight: 500;
}

.post-subscribe-section p {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  margin-bottom: 20px;
  line-height: 1.5;
}

.subscribe-btn {
  display: inline-block;
  background-color: var(--color-accent);
  color: var(--color-bg) !important;
  text-decoration: none !important;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 10px 24px;
  border-radius: 20px;
  transition: background-color 0.2s ease, opacity 0.2s ease;
}

.subscribe-btn:hover {
  opacity: 0.9;
  background-color: var(--color-text-main);
}

/* About View */
.about-container {
  max-width: var(--max-width-article);
  margin: 0 auto;
}

.about-image-container {
  display: flex;
  justify-content: center;
  margin-bottom: 30px;
}

.about-featured-img {
  max-width: 180px;
  height: auto;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  background-color: var(--color-card-bg);
  padding: 8px;
  transition: transform 0.3s ease;
}

.about-featured-img:hover {
  transform: rotate(3deg) scale(1.05);
}

.about-header {
  margin-bottom: 30px;
  text-align: center;
}

.about-title {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 500;
  margin-bottom: 16px;
}

.divider {
  width: 60px;
  height: 2px;
  background-color: var(--color-accent);
  margin: 0 auto;
}

.about-content {
  font-size: 1.1rem;
  line-height: 1.85;
}

.about-content p {
  margin-bottom: 24px;
}

.about-content blockquote {
  font-family: var(--font-display);
  font-size: 1.6rem;
  text-align: center;
  font-style: italic;
  color: var(--color-accent);
  margin: 40px 0;
  line-height: 1.4;
}

.about-links {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 40px;
  flex-wrap: wrap;
}

.about-link-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 28px;
  border-radius: 30px;
  text-decoration: none !important;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 500;
  transition: all 0.3s ease;
  border: 1px solid var(--color-border);
}

.about-link-btn.youtube-btn {
  background-color: var(--color-card-bg);
  color: var(--color-text-main) !important;
}

.about-link-btn.youtube-btn:hover {
  background-color: #ff0000;
  color: #ffffff !important;
  border-color: #ff0000;
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(255, 0, 0, 0.2);
}

.about-link-btn.substack-btn {
  background-color: var(--color-accent);
  color: var(--color-bg) !important;
  border-color: var(--color-accent);
}

.about-link-btn.substack-btn:hover {
  opacity: 0.9;
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(255, 107, 107, 0.2);
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--color-border);
  margin-top: 80px;
  padding-top: 30px;
  text-align: center;
  color: var(--color-text-muted);
  font-family: var(--font-sans);
  font-size: 0.8rem;
  letter-spacing: 0.5px;
}

.site-footer p {
  margin-bottom: 6px;
}

.footer-sub {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 0.85rem;
}

/* Load More Button Styles */
.load-more-container {
  display: flex;
  justify-content: center;
  margin-top: 40px;
  margin-bottom: 20px;
}

.load-more-btn {
  background-color: var(--color-card-bg);
  color: var(--color-text-main);
  border: 1px solid var(--color-border);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 12px 32px;
  border-radius: 30px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.load-more-btn:hover {
  background-color: var(--color-accent);
  color: var(--color-bg);
  border-color: var(--color-accent);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(255, 107, 107, 0.2);
}

/* Responsive */
@media (max-width: 768px) {
  body {
    font-size: 16px;
  }
  
  .app-container {
    padding: 16px 12px;
  }
  
  .site-header {
    margin-bottom: 30px;
    padding-bottom: 20px;
  }
  
  .site-title {
    font-size: 2rem;
  }
  
  .site-tagline {
    font-size: 0.95rem;
    margin-bottom: 16px;
  }
  
  .site-nav {
    gap: 16px;
    font-size: 0.8rem;
    flex-wrap: wrap;
    justify-content: center;
  }
  
  .posts-filter {
    margin-bottom: 24px;
    gap: 8px;
  }
  
  .filter-btn {
    padding: 4px 12px;
    font-size: 0.8rem;
  }
  
  .posts-grid {
    gap: 16px;
  }
  
  .post-card {
    padding-bottom: 16px;
  }
  
  .card-title {
    font-size: 1.3rem;
  }
  
  .post-detail-title {
    font-size: 1.8rem;
    line-height: 1.3;
  }
  
  .post-body {
    font-size: 1.05rem;
    line-height: 1.75;
  }
  
  .post-subscribe-section {
    padding: 20px;
    margin: 35px 0 10px;
  }
  
  .about-content blockquote {
    font-size: 1.3rem;
    margin: 24px 0;
  }
}